Herpes — Canada
Koi herpesvirus is the likely cause of a carp die-off in New Dundee’s Alder Lake [Ontario], says the Ministry of Natural Resources and Forestry. After hundreds of dead carp were found floating in mid-August [2019], fish from the millpond were tested. Those samples tested positive for the koi herpesvirus, the ministry said.
The highly contagious virus is linked to large fish die-offs but only affects carp, koi and goldfish. The virus does not pose a risk to human health and is not a
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